With Office Online you can view, edit, and share Word, Excel, PowerPoint, and OneNote files on your devices using a web browser, so you can work anywhere. The majority of people, including anyone not using web-based Office in a business or school setting, have PowerPoint Online. Read on for information about. You can collaborate easily in real-time with PowerPoint Online. Take your PowerPoint experience to the web browser with these tips for better. Viewers can watch lives presentations through PowerPoint Online, regardless of whether they have the PowerPoint desktop app installed. Then, click on From Beginning to restart the slideshow. DIY 32 Genius DIY Hacks for Phones and Tablets Ian Buckley. Themes You can choose from a limited gallery of built-in themes when powerpoint online use add a new slide to your presentation. The Presenter View and the Laser pointer are just two of the tools for stylized presentations. To end your online presentation, press Esc to get out of Slide Show View, and then on the Present Online tab, click End Online Presentation.